Deepak Jacob
Software Engineer at Meta
London, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolDeepak Jacob is a London-based software engineer with 10 years of experience building performant front-end and full-stack tooling, currently contributing at Meta. He has driven developer experience and build-performance improvements for high-profile open-source projects like Metro (the React Native bundler) and maintained ECMAScript compatibility data for compat-table, showing attention to cross-engine JavaScript behavior. His background spans senior frontend and lead engineering roles across media and creative tech firms, where he combined hands-on coding with optimization of complex build and deployment flows. Known for pragmatic problem-solving, he brings a mix of large-company scale and hands-on open-source craftsmanship, and often surfaces subtle compatibility or performance edge cases that improve reliability for many downstream projects.
10 years of coding experience
11 years of employment as a software developer
BE Computer Science and Engineering, BE Computer Science and Engineering at ANNA UNIVERSITY - India
Github Skills (18)
javascript10
react-native10
metr10
bundler10
html10
metron10
metro-ui-css10
ecmascript10
testing9
eslint9
backward-compatibility9
performance-optimization9
compatibility9
regular-expression9
front-end-development8
Programming languages (7)
Github contributions (5)
facebook/metro
Apr 2022 - Jan 2023
🚇 The JavaScript bundler for React Native
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:5 releases, 9 reviews, 25 commits in 9 months
Contributions summary:Deepak contributed to the JavaScript bundler for React Native, focusing on improvements related to the build process and developer experience. They addressed issues in eslint rule testing, saved original error causes within the module resolution, and optimized file mapping processes. Furthermore, the user implemented features for prefetching and improved the performance logging mechanisms within the Metro bundler.
reactbundlerreact-nativejavascriptflowtype
compat-table/compat-table
Oct 2022 - Dec 2022
ECMAScript compatibility tables
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:3 reviews, 6 commits, 5 PRs in 1 month
Contributions summary:Deepak primarily contributed to the ECMAScript compatibility tables within the repository. They updated the compatibility data for Hermes, a JavaScript engine, across various ECMAScript versions. Their work involved modifying HTML files to reflect compatibility, adding new test data, and adjusting regular expressions to accurately parse engine version numbers. The user also integrated React Native compatibility data.
jsjavascriptcompatibilityecmascript
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